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Finding the Fourth Proportional to 94,141.81, 129,910.98 and 53,299.58

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Solution

The fourth proportional to 94,141.81, 129,910.98 and 53,299.58 is: 73,550.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,141.81 : 129,910.98 = 53,299.58 : x
  2. Step 2: Convert to fraction form
    94,141.81/129,910.98 = 53,299.58/x
  3. Step 3: Cross multiply
    94,141.81x = 129,910.98 × 53,299.58
  4. Step 4: Simplify right side
    94,141.81x = 6,924,200,671.39
  5. Step 5: Solve for x
    x = 6,924,200,671.39/94,141.81
  6. Step 6: Final answer
    x = 73,550.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.